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What does the arrow operator, '->', do in Java?
...part of the syntax of the new lambda expressions, to be introduced in Java 8. There are a couple of online tutorials to get the hang of it, here's a link to one. Basically, the -> separates the parameters (left-side) from the implementation (right side).
The general syntax for using lambda expres...
docker mounting volumes on host
... .
"Volumes": {
"/var/www": "/var/lib/docker/vfs/dir/b3ef4bc28fb39034dd7a3aab00e086e6...",
"/var/cache/nginx": "/var/lib/docker/vfs/dir/62499e6b31cb3f7f59bf00d8a16b48d2...",
"/var/log/nginx": "/var/lib/docker/vfs/dir/71896ce364ef919592f4e99c6e22ce87..."
},
"Volu...
Recommended date format for REST GET API
...em. Personally, I would want to stick to a standard like you have for ISO 8601 (url encoded).
If not having ugly URI is a concern (e.g. not including the url encoded version of :, -, in you URI) and (human) addressability is not as important, you could also consider epoch time (e.g. http://exam...
How can I check if string contains characters & whitespace, not just whitespace?
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answered Jan 8 '10 at 22:17
nickfnickf
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When does static class initialization happen?
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1 - The final bullet point was present in the JLS for Java 6 through Java 8, but it was apparently a mistake in the specification. It was finally corrected in the Java 9 JLS: see source.
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What is the maximum depth of the java call stack?
...nnwfinnw
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Rails Console: reload! not reflecting changes in model files? What could be possible reason?
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reload! only reloads the latest code in the console environment. It does not re-initialize exis...
Android Studio: Javadoc is empty on hover
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answered Jun 5 '13 at 18:12
DogeDoge
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How to populate/instantiate a C# array with a single value?
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Yves M.
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answered Jun 18 '09 at 17:23
JaredParJaredPar
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Convert bytes to a string
...e bytes object to produce a string:
>>> b"abcde"
b'abcde'
# utf-8 is used here because it is a very common encoding, but you
# need to use the encoding your data is actually in.
>>> b"abcde".decode("utf-8")
'abcde'
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